Get rid of (* abc9_{arrival,required} *) entirely

3 files changed, 496 insertions, 530 deletions

diff --git a/techlibs/xilinx/cells_sim.v b/techlibs/xilinx/cells_sim.v
index 4873a66f3..016324774 100644
--- a/techlibs/xilinx/cells_sim.v
+++ b/techlibs/xilinx/cells_sim.v
@@ -3058,133 +3058,133 @@ module DSP48E1 (
     parameter [6:0] IS_OPMODE_INVERTED = 7'b0;
 
 `ifdef YOSYS
-    function integer \A.abc9_required ;
+    function integer \A.required ;
     begin
-        \A.abc9_required = 0;
-        if (AREG != 0)           \A.abc9_required =  254;
+        \A.required = 0;
+        if (AREG != 0)           \A.required =  254;
         else if (USE_MULT == "MULTIPLY" && USE_DPORT == "FALSE") begin
-            if (MREG != 0)       \A.abc9_required = 1416;
-            else if (PREG != 0)  \A.abc9_required = (USE_PATTERN_DETECT != "NO_PATDET" ? 3030 : 2739) ;
+            if (MREG != 0)       \A.required = 1416;
+            else if (PREG != 0)  \A.required = (USE_PATTERN_DETECT != "NO_PATDET" ? 3030 : 2739) ;
         end
         else if (USE_MULT == "MULTIPLY" && USE_DPORT == "TRUE") begin
             // Worst-case from ADREG and MREG
-            if (MREG != 0)       \A.abc9_required = 2400;
-            else if (ADREG != 0) \A.abc9_required = 1283;
-            else if (PREG != 0)  \A.abc9_required = 3723;
-            else if (PREG != 0)  \A.abc9_required = (USE_PATTERN_DETECT != "NO_PATDET" ? 4014 : 3723) ;
+            if (MREG != 0)       \A.required = 2400;
+            else if (ADREG != 0) \A.required = 1283;
+            else if (PREG != 0)  \A.required = 3723;
+            else if (PREG != 0)  \A.required = (USE_PATTERN_DETECT != "NO_PATDET" ? 4014 : 3723) ;
         end
         else if (USE_MULT == "NONE" && USE_DPORT == "FALSE") begin
-            if (PREG != 0)       \A.abc9_required = (USE_PATTERN_DETECT != "NO_PATDET" ? 1730 : 1441) ;
+            if (PREG != 0)       \A.required = (USE_PATTERN_DETECT != "NO_PATDET" ? 1730 : 1441) ;
         end
     end
     endfunction
-    function integer \B.abc9_required ;
+    function integer \B.required ;
     begin
-        \B.abc9_required = 0;
-        if (BREG != 0)      \B.abc9_required =  324;
-        else if (MREG != 0) \B.abc9_required = 1285;
+        \B.required = 0;
+        if (BREG != 0)      \B.required =  324;
+        else if (MREG != 0) \B.required = 1285;
         else if (USE_MULT == "MULTIPLY" && USE_DPORT == "FALSE") begin
-            if (PREG != 0)  \B.abc9_required = (USE_PATTERN_DETECT != "NO_PATDET" ? 2898 : 2608) ;
+            if (PREG != 0)  \B.required = (USE_PATTERN_DETECT != "NO_PATDET" ? 2898 : 2608) ;
         end
         else if (USE_MULT == "MULTIPLY" && USE_DPORT == "TRUE") begin
-            if (PREG != 0)  \B.abc9_required = (USE_PATTERN_DETECT != "NO_PATDET" ? 2898 : 2608) ;
+            if (PREG != 0)  \B.required = (USE_PATTERN_DETECT != "NO_PATDET" ? 2898 : 2608) ;
         end
         else if (USE_MULT == "NONE" && USE_DPORT == "FALSE") begin
-            if (PREG != 0)  \B.abc9_required = (USE_PATTERN_DETECT != "NO_PATDET" ? 1718 : 1428) ;
+            if (PREG != 0)  \B.required = (USE_PATTERN_DETECT != "NO_PATDET" ? 1718 : 1428) ;
         end
     end
     endfunction
-    function integer \C.abc9_required ;
+    function integer \C.required ;
     begin
-        \C.abc9_required = 0;
-        if (CREG != 0)      \C.abc9_required =  168;
-        else if (PREG != 0) \C.abc9_required = (USE_PATTERN_DETECT != "NO_PATDET" ? 1534 : 1244) ;
+        \C.required = 0;
+        if (CREG != 0)      \C.required =  168;
+        else if (PREG != 0) \C.required = (USE_PATTERN_DETECT != "NO_PATDET" ? 1534 : 1244) ;
     end
     endfunction
-    function integer \D.abc9_required ;
+    function integer \D.required ;
     begin
-        \D.abc9_required = 0;
+        \D.required = 0;
         if (USE_MULT == "MULTIPLY" && USE_DPORT == "FALSE") begin
         end
         else if (USE_MULT == "MULTIPLY" && USE_DPORT == "TRUE") begin
-            if (DREG != 0)       \D.abc9_required =  248;
-            else if (ADREG != 0) \D.abc9_required = 1195;
-            else if (MREG != 0)  \D.abc9_required = 2310;
-            else if (PREG != 0)  \D.abc9_required = (USE_PATTERN_DETECT != "NO_PATDET" ? 3925 : 3635) ;
+            if (DREG != 0)       \D.required =  248;
+            else if (ADREG != 0) \D.required = 1195;
+            else if (MREG != 0)  \D.required = 2310;
+            else if (PREG != 0)  \D.required = (USE_PATTERN_DETECT != "NO_PATDET" ? 3925 : 3635) ;
         end
         else if (USE_MULT == "NONE" && USE_DPORT == "FALSE") begin
         end
     end
     endfunction
-    function integer \PCIN.abc9_required ;
+    function integer \PCIN.required ;
     begin
-        \PCIN.abc9_required = 0;
-        if (PREG != 0) \PCIN.abc9_required = (USE_PATTERN_DETECT != "NO_PATDET" ? 1315 : 1025) ;
+        \PCIN.required = 0;
+        if (PREG != 0) \PCIN.required = (USE_PATTERN_DETECT != "NO_PATDET" ? 1315 : 1025) ;
     end
     endfunction
-    function integer \P.abc9_arrival ;
+    function integer \P.arrival ;
     begin
-        \P.abc9_arrival = 0;
+        \P.arrival = 0;
         if (USE_MULT == "MULTIPLY" && USE_DPORT == "FALSE") begin
-            if (PREG != 0)       \P.abc9_arrival =  329;
+            if (PREG != 0)       \P.arrival =  329;
             // Worst-case from CREG and MREG
-            else if (CREG != 0)  \P.abc9_arrival = 1687;
-            else if (MREG != 0)  \P.abc9_arrival = 1671;
+            else if (CREG != 0)  \P.arrival = 1687;
+            else if (MREG != 0)  \P.arrival = 1671;
             // Worst-case from AREG and BREG
-            else if (AREG != 0)  \P.abc9_arrival = 2952;
-            else if (BREG != 0)  \P.abc9_arrival = 2813;
+            else if (AREG != 0)  \P.arrival = 2952;
+            else if (BREG != 0)  \P.arrival = 2813;
         end
         else if (USE_MULT == "MULTIPLY" && USE_DPORT == "TRUE") begin
-            if (PREG != 0)       \P.abc9_arrival =  329;
+            if (PREG != 0)       \P.arrival =  329;
             // Worst-case from CREG and MREG
-            else if (CREG != 0)  \P.abc9_arrival = 1687;
-            else if (MREG != 0)  \P.abc9_arrival = 1671;
+            else if (CREG != 0)  \P.arrival = 1687;
+            else if (MREG != 0)  \P.arrival = 1671;
             // Worst-case from AREG, ADREG, BREG, DREG
-            else if (AREG != 0)  \P.abc9_arrival = 3935;
-            else if (DREG != 0)  \P.abc9_arrival = 3908;
-            else if (ADREG != 0) \P.abc9_arrival = 2958;
-            else if (BREG != 0)  \P.abc9_arrival = 2813;
+            else if (AREG != 0)  \P.arrival = 3935;
+            else if (DREG != 0)  \P.arrival = 3908;
+            else if (ADREG != 0) \P.arrival = 2958;
+            else if (BREG != 0)  \P.arrival = 2813;
         end
         else if (USE_MULT == "NONE" && USE_DPORT == "FALSE") begin
-            if (PREG != 0)       \P.abc9_arrival =  329;
+            if (PREG != 0)       \P.arrival =  329;
             // Worst-case from AREG, BREG, CREG
-            else if (CREG != 0)  \P.abc9_arrival = 1687;
-            else if (AREG != 0)  \P.abc9_arrival = 1632;
-            else if (BREG != 0)  \P.abc9_arrival = 1616;
+            else if (CREG != 0)  \P.arrival = 1687;
+            else if (AREG != 0)  \P.arrival = 1632;
+            else if (BREG != 0)  \P.arrival = 1616;
         end
         //else
         //    $error("Invalid DSP48E1 configuration");
     end
     endfunction
-    function integer \PCOUT.abc9_arrival ;
+    function integer \PCOUT.arrival ;
     begin
-        \PCOUT.abc9_arrival = 0;
+        \PCOUT.arrival = 0;
         if (USE_MULT == "MULTIPLY" && USE_DPORT == "FALSE") begin
-            if (PREG != 0)       \PCOUT.abc9_arrival =  435;
+            if (PREG != 0)       \PCOUT.arrival =  435;
             // Worst-case from CREG and MREG
-            else if (CREG != 0)  \PCOUT.abc9_arrival = 1835;
-            else if (MREG != 0)  \PCOUT.abc9_arrival = 1819;
+            else if (CREG != 0)  \PCOUT.arrival = 1835;
+            else if (MREG != 0)  \PCOUT.arrival = 1819;
             // Worst-case from AREG and BREG
-            else if (AREG != 0)  \PCOUT.abc9_arrival = 3098;
-            else if (BREG != 0)  \PCOUT.abc9_arrival = 2960;
+            else if (AREG != 0)  \PCOUT.arrival = 3098;
+            else if (BREG != 0)  \PCOUT.arrival = 2960;
         end
         else if (USE_MULT == "MULTIPLY" && USE_DPORT == "TRUE") begin
-            if (PREG != 0)       \PCOUT.abc9_arrival =  435;
+            if (PREG != 0)       \PCOUT.arrival =  435;
             // Worst-case from CREG and MREG
-            else if (CREG != 0)  \PCOUT.abc9_arrival = 1835;
-            else if (MREG != 0)  \PCOUT.abc9_arrival = 1819;
+            else if (CREG != 0)  \PCOUT.arrival = 1835;
+            else if (MREG != 0)  \PCOUT.arrival = 1819;
             // Worst-case from AREG, ADREG, BREG, DREG
-            else if (AREG != 0)  \PCOUT.abc9_arrival = 4083;
-            else if (DREG != 0)  \PCOUT.abc9_arrival = 4056;
-            else if (BREG != 0)  \PCOUT.abc9_arrival = 2960;
-            else if (ADREG != 0) \PCOUT.abc9_arrival = 2859;
+            else if (AREG != 0)  \PCOUT.arrival = 4083;
+            else if (DREG != 0)  \PCOUT.arrival = 4056;
+            else if (BREG != 0)  \PCOUT.arrival = 2960;
+            else if (ADREG != 0) \PCOUT.arrival = 2859;
         end
         else if (USE_MULT == "NONE" && USE_DPORT == "FALSE") begin
-            if (PREG != 0)       \PCOUT.abc9_arrival =  435;
+            if (PREG != 0)       \PCOUT.arrival =  435;
             // Worst-case from AREG, BREG, CREG
-            else if (CREG != 0)  \PCOUT.abc9_arrival = 1835;
-            else if (AREG != 0)  \PCOUT.abc9_arrival = 1780;
-            else if (BREG != 0)  \PCOUT.abc9_arrival = 1765;
+            else if (CREG != 0)  \PCOUT.arrival = 1835;
+            else if (AREG != 0)  \PCOUT.arrival = 1780;
+            else if (BREG != 0)  \PCOUT.arrival = 1765;
         end
         //else
         //    $error("Invalid DSP48E1 configuration");
@@ -3192,20 +3192,20 @@ module DSP48E1 (
     endfunction
 
     specify
-        $setup(A   , posedge CLK &&& !IS_CLK_INVERTED, \A.abc9_required () );
-        $setup(A   , negedge CLK &&&  IS_CLK_INVERTED, \A.abc9_required () );
-        $setup(B   , posedge CLK &&& !IS_CLK_INVERTED, \B.abc9_required () );
-        $setup(B   , negedge CLK &&&  IS_CLK_INVERTED, \B.abc9_required () );
-        $setup(C   , posedge CLK &&& !IS_CLK_INVERTED, \C.abc9_required () );
-        $setup(C   , negedge CLK &&&  IS_CLK_INVERTED, \C.abc9_required () );
-        $setup(D   , posedge CLK &&& !IS_CLK_INVERTED, \D.abc9_required () );
-        $setup(D   , negedge CLK &&&  IS_CLK_INVERTED, \D.abc9_required () );
-        $setup(PCIN, posedge CLK &&& !IS_CLK_INVERTED, \PCIN.abc9_required () );
-        $setup(PCIN, negedge CLK &&&  IS_CLK_INVERTED, \PCIN.abc9_required () );
-        if (!IS_CLK_INVERTED && CEP) (posedge CLK => (P : 48'bx)) = \P.abc9_arrival () ;
-        if ( IS_CLK_INVERTED && CEP) (negedge CLK => (P : 48'bx)) = \P.abc9_arrival () ;
-        if (!IS_CLK_INVERTED && CEP) (posedge CLK => (PCOUT : 48'bx)) = \PCOUT.abc9_arrival () ;
-        if ( IS_CLK_INVERTED && CEP) (negedge CLK => (PCOUT : 48'bx)) = \PCOUT.abc9_arrival () ;
+        $setup(A   , posedge CLK &&& !IS_CLK_INVERTED, \A.required () );
+        $setup(A   , negedge CLK &&&  IS_CLK_INVERTED, \A.required () );
+        $setup(B   , posedge CLK &&& !IS_CLK_INVERTED, \B.required () );
+        $setup(B   , negedge CLK &&&  IS_CLK_INVERTED, \B.required () );
+        $setup(C   , posedge CLK &&& !IS_CLK_INVERTED, \C.required () );
+        $setup(C   , negedge CLK &&&  IS_CLK_INVERTED, \C.required () );
+        $setup(D   , posedge CLK &&& !IS_CLK_INVERTED, \D.required () );
+        $setup(D   , negedge CLK &&&  IS_CLK_INVERTED, \D.required () );
+        $setup(PCIN, posedge CLK &&& !IS_CLK_INVERTED, \PCIN.required () );
+        $setup(PCIN, negedge CLK &&&  IS_CLK_INVERTED, \PCIN.required () );
+        if (!IS_CLK_INVERTED && CEP) (posedge CLK => (P : 48'bx)) = \P.arrival () ;
+        if ( IS_CLK_INVERTED && CEP) (negedge CLK => (P : 48'bx)) = \P.arrival () ;
+        if (!IS_CLK_INVERTED && CEP) (posedge CLK => (PCOUT : 48'bx)) = \PCOUT.arrival () ;
+        if ( IS_CLK_INVERTED && CEP) (negedge CLK => (PCOUT : 48'bx)) = \PCOUT.arrival () ;
     endspecify
 `endif
 
@@ -3591,3 +3591,415 @@ module DSP48E1 (
 endmodule
 
 // TODO: DSP48E2 (Ultrascale).
+
+// Block RAM
+
+module RAMB18E1 (...);
+    parameter integer DOA_REG = 0;
+    parameter integer DOB_REG = 0;
+    parameter INITP_00 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_01 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_02 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_03 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_04 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_05 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_06 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_07 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_00 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_01 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_02 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_03 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_04 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_05 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_06 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_07 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_08 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_09 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_0A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_0B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_0C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_0D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_0E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_0F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_10 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_11 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_12 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_13 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_14 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_15 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_16 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_17 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_18 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_19 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_1A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_1B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_1C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_1D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_1E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_1F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_20 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_21 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_22 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_23 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_24 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_25 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_26 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_27 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_28 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_29 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_2A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_2B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_2C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_2D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_2E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_2F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_30 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_31 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_32 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_33 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_34 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_35 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_36 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_37 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_38 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_39 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_3A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_3B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_3C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_3D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_3E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_3F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_A = 18'h0;
+    parameter INIT_B = 18'h0;
+    parameter INIT_FILE = "NONE";
+    parameter RAM_MODE = "TDP";
+    parameter RDADDR_COLLISION_HWCONFIG = "DELAYED_WRITE";
+    parameter integer READ_WIDTH_A = 0;
+    parameter integer READ_WIDTH_B = 0;
+    parameter RSTREG_PRIORITY_A = "RSTREG";
+    parameter RSTREG_PRIORITY_B = "RSTREG";
+    parameter SIM_COLLISION_CHECK = "ALL";
+    parameter SIM_DEVICE = "VIRTEX6";
+    parameter SRVAL_A = 18'h0;
+    parameter SRVAL_B = 18'h0;
+    parameter WRITE_MODE_A = "WRITE_FIRST";
+    parameter WRITE_MODE_B = "WRITE_FIRST";
+    parameter integer WRITE_WIDTH_A = 0;
+    parameter integer WRITE_WIDTH_B = 0;
+    parameter IS_CLKARDCLK_INVERTED = 1'b0;
+    parameter IS_CLKBWRCLK_INVERTED = 1'b0;
+    parameter IS_ENARDEN_INVERTED = 1'b0;
+    parameter IS_ENBWREN_INVERTED = 1'b0;
+    parameter IS_RSTRAMARSTRAM_INVERTED = 1'b0;
+    parameter IS_RSTRAMB_INVERTED = 1'b0;
+    parameter IS_RSTREGARSTREG_INVERTED = 1'b0;
+    parameter IS_RSTREGB_INVERTED = 1'b0;
+    output [15:0] DOADO;
+    output [15:0] DOBDO;
+    output [1:0] DOPADOP;
+    output [1:0] DOPBDOP;
+    (* clkbuf_sink *)
+    (* invertible_pin = "IS_CLKARDCLK_INVERTED" *)
+    input CLKARDCLK;
+    (* clkbuf_sink *)
+    (* invertible_pin = "IS_CLKBWRCLK_INVERTED" *)
+    input CLKBWRCLK;
+    (* invertible_pin = "IS_ENARDEN_INVERTED" *)
+    input ENARDEN;
+    (* invertible_pin = "IS_ENBWREN_INVERTED" *)
+    input ENBWREN;
+    input REGCEAREGCE;
+    input REGCEB;
+    (* invertible_pin = "IS_RSTRAMARSTRAM_INVERTED" *)
+    input RSTRAMARSTRAM;
+    (* invertible_pin = "IS_RSTRAMB_INVERTED" *)
+    input RSTRAMB;
+    (* invertible_pin = "IS_RSTREGARSTREG_INVERTED" *)
+    input RSTREGARSTREG;
+    (* invertible_pin = "IS_RSTREGB_INVERTED" *)
+    input RSTREGB;
+    input [13:0] ADDRARDADDR;
+    input [13:0] ADDRBWRADDR;
+    input [15:0] DIADI;
+    input [15:0] DIBDI;
+    input [1:0] DIPADIP;
+    input [1:0] DIPBDIP;
+    input [1:0] WEA;
+    input [3:0] WEBWE;
+
+    specify
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L13
+        $setup(ADDRARDADDR, posedge CLKARDCLK, 566);
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L17
+        $setup(ADDRBWRADDR, posedge CLKBWRCLK, 566);
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L19
+        $setup(WEA, posedge CLKARDCLK, 532);
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L21
+        $setup(WEBWE, posedge CLKBWRCLK, 532);
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L123
+        $setup(DIADI, posedge CLKARDCLK, 737);
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L133
+        $setup(DIBDI, posedge CLKBWRCLK, 737);
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L125
+        $setup(DIPADIP, posedge CLKARDCLK, 737);
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L135
+        $setup(DIPBDIP, posedge CLKBWRCLK, 737);
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L143
+        (posedge CLKARDCLK => (DOADO : 16'bx)) = 2454;
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L163
+        (posedge CLKBWRCLK => (DOBDO : 16'bx)) = 2454;
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L144
+        (posedge CLKARDCLK => (DOPADOP : 2'bx)) = 2454;
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L164
+        (posedge CLKARDCLK => (DOPBDOP : 2'bx)) = 2454;
+    endspecify
+endmodule
+
+module RAMB36E1 (...);
+    parameter integer DOA_REG = 0;
+    parameter integer DOB_REG = 0;
+    parameter EN_ECC_READ = "FALSE";
+    parameter EN_ECC_WRITE = "FALSE";
+    parameter INITP_00 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_01 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_02 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_03 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_04 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_05 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_06 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_07 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_08 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_09 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_0A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_0B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_0C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_0D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_0E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INITP_0F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_00 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_01 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_02 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_03 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_04 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_05 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_06 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_07 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_08 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_09 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_0A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_0B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_0C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_0D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_0E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_0F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_10 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_11 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_12 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_13 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_14 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_15 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_16 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_17 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_18 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_19 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_1A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_1B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_1C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_1D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_1E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_1F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_20 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_21 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_22 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_23 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_24 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_25 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_26 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_27 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_28 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_29 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_2A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_2B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_2C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_2D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_2E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_2F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_30 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_31 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_32 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_33 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_34 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_35 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_36 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_37 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_38 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_39 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_3A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_3B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_3C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_3D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_3E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_3F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_40 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_41 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_42 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_43 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_44 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_45 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_46 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_47 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_48 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_49 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_4A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_4B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_4C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_4D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_4E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_4F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_50 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_51 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_52 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_53 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_54 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_55 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_56 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_57 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_58 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_59 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_5A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_5B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_5C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_5D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_5E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_5F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_60 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_61 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_62 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_63 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_64 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_65 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_66 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_67 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_68 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_69 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_6A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_6B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_6C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_6D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_6E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_6F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_70 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_71 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_72 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_73 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_74 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_75 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_76 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_77 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_78 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_79 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_7A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_7B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_7C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_7D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_7E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_7F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
+    parameter INIT_A = 36'h0;
+    parameter INIT_B = 36'h0;
+    parameter INIT_FILE = "NONE";
+    parameter RAM_EXTENSION_A = "NONE";
+    parameter RAM_EXTENSION_B = "NONE";
+    parameter RAM_MODE = "TDP";
+    parameter RDADDR_COLLISION_HWCONFIG = "DELAYED_WRITE";
+    parameter integer READ_WIDTH_A = 0;
+    parameter integer READ_WIDTH_B = 0;
+    parameter RSTREG_PRIORITY_A = "RSTREG";
+    parameter RSTREG_PRIORITY_B = "RSTREG";
+    parameter SIM_COLLISION_CHECK = "ALL";
+    parameter SIM_DEVICE = "VIRTEX6";
+    parameter SRVAL_A = 36'h0;
+    parameter SRVAL_B = 36'h0;
+    parameter WRITE_MODE_A = "WRITE_FIRST";
+    parameter WRITE_MODE_B = "WRITE_FIRST";
+    parameter integer WRITE_WIDTH_A = 0;
+    parameter integer WRITE_WIDTH_B = 0;
+    parameter IS_CLKARDCLK_INVERTED = 1'b0;
+    parameter IS_CLKBWRCLK_INVERTED = 1'b0;
+    parameter IS_ENARDEN_INVERTED = 1'b0;
+    parameter IS_ENBWREN_INVERTED = 1'b0;
+    parameter IS_RSTRAMARSTRAM_INVERTED = 1'b0;
+    parameter IS_RSTRAMB_INVERTED = 1'b0;
+    parameter IS_RSTREGARSTREG_INVERTED = 1'b0;
+    parameter IS_RSTREGB_INVERTED = 1'b0;
+    output CASCADEOUTA;
+    output CASCADEOUTB;
+    output [31:0] DOADO;
+    output [31:0] DOBDO;
+    output [3:0] DOPADOP;
+    output [3:0] DOPBDOP;
+    output [7:0] ECCPARITY;
+    output [8:0] RDADDRECC;
+    output SBITERR;
+    output DBITERR;
+    (* invertible_pin = "IS_ENARDEN_INVERTED" *)
+    input ENARDEN;
+    (* clkbuf_sink *)
+    (* invertible_pin = "IS_CLKARDCLK_INVERTED" *)
+    input CLKARDCLK;
+    (* invertible_pin = "IS_RSTRAMARSTRAM_INVERTED" *)
+    input RSTRAMARSTRAM;
+    (* invertible_pin = "IS_RSTREGARSTREG_INVERTED" *)
+    input RSTREGARSTREG;
+    input CASCADEINA;
+    input REGCEAREGCE;
+    (* invertible_pin = "IS_ENBWREN_INVERTED" *)
+    input ENBWREN;
+    (* clkbuf_sink *)
+    (* invertible_pin = "IS_CLKBWRCLK_INVERTED" *)
+    input CLKBWRCLK;
+    (* invertible_pin = "IS_RSTRAMB_INVERTED" *)
+    input RSTRAMB;
+    (* invertible_pin = "IS_RSTREGB_INVERTED" *)
+    input RSTREGB;
+    input CASCADEINB;
+    input REGCEB;
+    input INJECTDBITERR;
+    input INJECTSBITERR;
+    input [15:0] ADDRARDADDR;
+    input [15:0] ADDRBWRADDR;
+    input [31:0] DIADI;
+    input [31:0] DIBDI;
+    input [3:0] DIPADIP;
+    input [3:0] DIPBDIP;
+    input [3:0] WEA;
+    input [7:0] WEBWE;
+
+    specify
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L13
+        $setup(ADDRARDADDR, posedge CLKARDCLK, 566);
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L17
+        $setup(ADDRBWRADDR, posedge CLKBWRCLK, 566);
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L19
+        $setup(WEA, posedge CLKARDCLK, 532);
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L21
+        $setup(WEBWE, posedge CLKBWRCLK, 532);
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L123
+        $setup(DIADI, posedge CLKARDCLK, 737);
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L133
+        $setup(DIBDI, posedge CLKBWRCLK, 737);
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L125
+        $setup(DIPADIP, posedge CLKARDCLK, 737);
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L135
+        $setup(DIPBDIP, posedge CLKBWRCLK, 737);
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L143
+        (posedge CLKARDCLK => (DOADO : 32'bx)) = 2454;
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L163
+        (posedge CLKBWRCLK => (DOBDO : 32'bx)) = 2454;
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L144
+        (posedge CLKARDCLK => (DOPADOP : 4'bx)) = 2454;
+        // https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L164
+        (posedge CLKARDCLK => (DOPBDOP : 4'bx)) = 2454;
+    endspecify
+endmodule
+
+
diff --git a/techlibs/xilinx/cells_xtra.py b/techlibs/xilinx/cells_xtra.py
index 631664d67..ca301685b 100644
--- a/techlibs/xilinx/cells_xtra.py
+++ b/techlibs/xilinx/cells_xtra.py
@@ -144,23 +144,9 @@ CELLS = [
     Cell('RAMB16BWE_S36_S18', port_attrs={'CLKA': ['clkbuf_sink'], 'CLKB': ['clkbuf_sink']}),
     Cell('RAMB16BWE_S36_S36', port_attrs={'CLKA': ['clkbuf_sink'], 'CLKB': ['clkbuf_sink']}),
     # Spartan 3A DSP.
-    Cell('RAMB16BWER', port_attrs={
-        'CLKA': ['clkbuf_sink'],
-        'CLKB': ['clkbuf_sink'],
-        #'DOA': ['abc9_arrival=<TODO>'],
-        #'DOB': ['abc9_arrival=<TODO>'],
-        #'DOPA': ['abc9_arrival=<TODO>'],
-        #'DOPB': ['abc9_arrival=<TODO>'],
-    }),
+    Cell('RAMB16BWER', port_attrs={ 'CLKA': ['clkbuf_sink'], 'CLKB': ['clkbuf_sink']}),
     # Spartan 6 (in addition to above).
-    Cell('RAMB8BWER', port_attrs={
-        'CLKAWRCLK': ['clkbuf_sink'],
-        'CLKBRDCLK': ['clkbuf_sink'],
-        #'DOADO': ['abc9_arrival=<TODO>'],
-        #'DOBDO': ['abc9_arrival=<TODO>'],
-        #'DOPADOP': ['abc9_arrival=<TODO>'],
-        #'DOPBDOP': ['abc9_arrival=<TODO>'],
-    }),
+    Cell('RAMB8BWER', port_attrs={ 'CLKAWRCLK': ['clkbuf_sink'], 'CLKBRDCLK': ['clkbuf_sink']}),
     # Virtex 4.
     Cell('FIFO16', port_attrs={'RDCLK': ['clkbuf_sink'], 'WRCLK': ['clkbuf_sink']}),
     Cell('RAMB16', port_attrs={'CLKA': ['clkbuf_sink'], 'CLKB': ['clkbuf_sink']}),
@@ -177,62 +163,8 @@ CELLS = [
     # Virtex 6 / Series 7.
     Cell('FIFO18E1', port_attrs={'RDCLK': ['clkbuf_sink'], 'WRCLK': ['clkbuf_sink']}),
     Cell('FIFO36E1', port_attrs={'RDCLK': ['clkbuf_sink'], 'WRCLK': ['clkbuf_sink']}),
-    Cell('RAMB18E1', port_attrs={
-        'CLKARDCLK': ['clkbuf_sink'],
-        'CLKBWRCLK': ['clkbuf_sink'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L143
-        'DOADO': ['abc9_arrival=2454'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L163
-        'DOBDO': ['abc9_arrival=2454'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L144
-        'DOPADOP': ['abc9_arrival=2454'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L164
-        'DOPBDOP': ['abc9_arrival=2454'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L13
-        'ADDRARDADDR': ['abc9_required=566'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L17
-        'ADDRBWRADDR': ['abc9_required=566'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L19
-        'WEA': ['abc9_required=532'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L21
-        'WEBWE': ['abc9_required=532'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L123
-        'DIADI': ['abc9_required=737'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L133
-        'DIBDI': ['abc9_required=737'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L125
-        'DIPADIP': ['abc9_required=737'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L135
-        'DIPBDIP': ['abc9_required=737'],
-    }),
-    Cell('RAMB36E1', port_attrs={
-        'CLKARDCLK': ['clkbuf_sink'],
-        'CLKBWRCLK': ['clkbuf_sink'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L143
-        'DOADO': ['abc9_arrival=2454'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L163
-        'DOBDO': ['abc9_arrival=2454'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L144
-        'DOPADOP': ['abc9_arrival=2454'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L164
-        'DOPBDOP': ['abc9_arrival=2454'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L13
-        'ADDRARDADDR': ['abc9_required=566'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L17
-        'ADDRBWRADDR': ['abc9_required=566'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L19
-        'WEA': ['abc9_required=532'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L21
-        'WEBWE': ['abc9_required=532'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L123
-        'DIADI': ['abc9_required=737'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L133
-        'DIBDI': ['abc9_required=737'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L125
-        'DIPADIP': ['abc9_required=737'],
-        # https://github.com/SymbiFlow/prjxray-db/blob/23c8b0851f979f0799318eaca90174413a46b257/artix7/timings/BRAM_L.sdf#L135
-        'DIPBDIP': ['abc9_required=737'],
-    }),
+    Cell('RAMB18E1', port_attrs={'CLKARDCLK': ['clkbuf_sink'], 'CLKBWRCLK': ['clkbuf_sink']]}),
+    Cell('RAMB36E1', port_attrs={'CLKARDCLK': ['clkbuf_sink'], 'CLKBWRCLK': ['clkbuf_sink']]}),
     # Ultrascale.
     Cell('FIFO18E2', port_attrs={'RDCLK': ['clkbuf_sink'], 'WRCLK': ['clkbuf_sink']}),
     Cell('FIFO36E2', port_attrs={'RDCLK': ['clkbuf_sink'], 'WRCLK': ['clkbuf_sink']}),
diff --git a/techlibs/xilinx/cells_xtra.v b/techlibs/xilinx/cells_xtra.v
index a779bcae0..ac4ad4e36 100644
--- a/techlibs/xilinx/cells_xtra.v
+++ b/techlibs/xilinx/cells_xtra.v
@@ -4390,384 +4390,6 @@ module FIFO36E1 (...);
     input WREN;
 endmodule
 
-module RAMB18E1 (...);
-    parameter integer DOA_REG = 0;
-    parameter integer DOB_REG = 0;
-    parameter INITP_00 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_01 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_02 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_03 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_04 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_05 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_06 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_07 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_00 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_01 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_02 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_03 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_04 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_05 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_06 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_07 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_08 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_09 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_0A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_0B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_0C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_0D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_0E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_0F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_10 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_11 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_12 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_13 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_14 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_15 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_16 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_17 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_18 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_19 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_1A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_1B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_1C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_1D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_1E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_1F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_20 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_21 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_22 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_23 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_24 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_25 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_26 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_27 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_28 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_29 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_2A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_2B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_2C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_2D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_2E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_2F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_30 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_31 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_32 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_33 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_34 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_35 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_36 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_37 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_38 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_39 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_3A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_3B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_3C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_3D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_3E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_3F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_A = 18'h0;
-    parameter INIT_B = 18'h0;
-    parameter INIT_FILE = "NONE";
-    parameter RAM_MODE = "TDP";
-    parameter RDADDR_COLLISION_HWCONFIG = "DELAYED_WRITE";
-    parameter integer READ_WIDTH_A = 0;
-    parameter integer READ_WIDTH_B = 0;
-    parameter RSTREG_PRIORITY_A = "RSTREG";
-    parameter RSTREG_PRIORITY_B = "RSTREG";
-    parameter SIM_COLLISION_CHECK = "ALL";
-    parameter SIM_DEVICE = "VIRTEX6";
-    parameter SRVAL_A = 18'h0;
-    parameter SRVAL_B = 18'h0;
-    parameter WRITE_MODE_A = "WRITE_FIRST";
-    parameter WRITE_MODE_B = "WRITE_FIRST";
-    parameter integer WRITE_WIDTH_A = 0;
-    parameter integer WRITE_WIDTH_B = 0;
-    parameter IS_CLKARDCLK_INVERTED = 1'b0;
-    parameter IS_CLKBWRCLK_INVERTED = 1'b0;
-    parameter IS_ENARDEN_INVERTED = 1'b0;
-    parameter IS_ENBWREN_INVERTED = 1'b0;
-    parameter IS_RSTRAMARSTRAM_INVERTED = 1'b0;
-    parameter IS_RSTRAMB_INVERTED = 1'b0;
-    parameter IS_RSTREGARSTREG_INVERTED = 1'b0;
-    parameter IS_RSTREGB_INVERTED = 1'b0;
-    (* abc9_arrival=2454 *)
-    output [15:0] DOADO;
-    (* abc9_arrival=2454 *)
-    output [15:0] DOBDO;
-    (* abc9_arrival=2454 *)
-    output [1:0] DOPADOP;
-    (* abc9_arrival=2454 *)
-    output [1:0] DOPBDOP;
-    (* clkbuf_sink *)
-    (* invertible_pin = "IS_CLKARDCLK_INVERTED" *)
-    input CLKARDCLK;
-    (* clkbuf_sink *)
-    (* invertible_pin = "IS_CLKBWRCLK_INVERTED" *)
-    input CLKBWRCLK;
-    (* invertible_pin = "IS_ENARDEN_INVERTED" *)
-    input ENARDEN;
-    (* invertible_pin = "IS_ENBWREN_INVERTED" *)
-    input ENBWREN;
-    input REGCEAREGCE;
-    input REGCEB;
-    (* invertible_pin = "IS_RSTRAMARSTRAM_INVERTED" *)
-    input RSTRAMARSTRAM;
-    (* invertible_pin = "IS_RSTRAMB_INVERTED" *)
-    input RSTRAMB;
-    (* invertible_pin = "IS_RSTREGARSTREG_INVERTED" *)
-    input RSTREGARSTREG;
-    (* invertible_pin = "IS_RSTREGB_INVERTED" *)
-    input RSTREGB;
-    (* abc9_required=566 *)
-    input [13:0] ADDRARDADDR;
-    (* abc9_required=566 *)
-    input [13:0] ADDRBWRADDR;
-    (* abc9_required=737 *)
-    input [15:0] DIADI;
-    (* abc9_required=737 *)
-    input [15:0] DIBDI;
-    (* abc9_required=737 *)
-    input [1:0] DIPADIP;
-    (* abc9_required=737 *)
-    input [1:0] DIPBDIP;
-    (* abc9_required=532 *)
-    input [1:0] WEA;
-    (* abc9_required=532 *)
-    input [3:0] WEBWE;
-endmodule
-
-module RAMB36E1 (...);
-    parameter integer DOA_REG = 0;
-    parameter integer DOB_REG = 0;
-    parameter EN_ECC_READ = "FALSE";
-    parameter EN_ECC_WRITE = "FALSE";
-    parameter INITP_00 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_01 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_02 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_03 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_04 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_05 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_06 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_07 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_08 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_09 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_0A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_0B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_0C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_0D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_0E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INITP_0F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_00 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_01 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_02 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_03 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_04 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_05 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_06 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_07 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_08 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_09 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_0A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_0B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_0C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_0D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_0E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_0F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_10 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_11 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_12 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_13 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_14 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_15 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_16 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_17 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_18 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_19 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_1A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_1B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_1C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_1D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_1E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_1F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_20 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_21 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_22 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_23 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_24 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_25 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_26 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_27 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_28 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_29 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_2A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_2B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_2C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_2D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_2E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_2F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_30 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_31 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_32 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_33 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_34 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_35 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_36 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_37 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_38 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_39 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_3A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_3B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_3C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_3D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_3E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_3F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_40 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_41 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_42 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_43 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_44 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_45 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_46 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_47 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_48 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_49 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_4A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_4B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_4C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_4D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_4E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_4F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_50 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_51 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_52 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_53 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_54 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_55 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_56 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_57 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_58 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_59 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_5A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_5B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_5C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_5D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_5E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_5F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_60 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_61 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_62 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_63 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_64 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_65 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_66 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_67 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_68 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_69 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_6A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_6B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_6C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_6D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_6E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_6F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_70 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_71 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_72 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_73 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_74 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_75 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_76 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_77 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_78 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_79 = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_7A = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_7B = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_7C = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_7D = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_7E = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_7F = 256'h0000000000000000000000000000000000000000000000000000000000000000;
-    parameter INIT_A = 36'h0;
-    parameter INIT_B = 36'h0;
-    parameter INIT_FILE = "NONE";
-    parameter RAM_EXTENSION_A = "NONE";
-    parameter RAM_EXTENSION_B = "NONE";
-    parameter RAM_MODE = "TDP";
-    parameter RDADDR_COLLISION_HWCONFIG = "DELAYED_WRITE";
-    parameter integer READ_WIDTH_A = 0;
-    parameter integer READ_WIDTH_B = 0;
-    parameter RSTREG_PRIORITY_A = "RSTREG";
-    parameter RSTREG_PRIORITY_B = "RSTREG";
-    parameter SIM_COLLISION_CHECK = "ALL";
-    parameter SIM_DEVICE = "VIRTEX6";
-    parameter SRVAL_A = 36'h0;
-    parameter SRVAL_B = 36'h0;
-    parameter WRITE_MODE_A = "WRITE_FIRST";
-    parameter WRITE_MODE_B = "WRITE_FIRST";
-    parameter integer WRITE_WIDTH_A = 0;
-    parameter integer WRITE_WIDTH_B = 0;
-    parameter IS_CLKARDCLK_INVERTED = 1'b0;
-    parameter IS_CLKBWRCLK_INVERTED = 1'b0;
-    parameter IS_ENARDEN_INVERTED = 1'b0;
-    parameter IS_ENBWREN_INVERTED = 1'b0;
-    parameter IS_RSTRAMARSTRAM_INVERTED = 1'b0;
-    parameter IS_RSTRAMB_INVERTED = 1'b0;
-    parameter IS_RSTREGARSTREG_INVERTED = 1'b0;
-    parameter IS_RSTREGB_INVERTED = 1'b0;
-    output CASCADEOUTA;
-    output CASCADEOUTB;
-    (* abc9_arrival=2454 *)
-    output [31:0] DOADO;
-    (* abc9_arrival=2454 *)
-    output [31:0] DOBDO;
-    (* abc9_arrival=2454 *)
-    output [3:0] DOPADOP;
-    (* abc9_arrival=2454 *)
-    output [3:0] DOPBDOP;
-    output [7:0] ECCPARITY;
-    output [8:0] RDADDRECC;
-    output SBITERR;
-    output DBITERR;
-    (* invertible_pin = "IS_ENARDEN_INVERTED" *)
-    input ENARDEN;
-    (* clkbuf_sink *)
-    (* invertible_pin = "IS_CLKARDCLK_INVERTED" *)
-    input CLKARDCLK;
-    (* invertible_pin = "IS_RSTRAMARSTRAM_INVERTED" *)
-    input RSTRAMARSTRAM;
-    (* invertible_pin = "IS_RSTREGARSTREG_INVERTED" *)
-    input RSTREGARSTREG;
-    input CASCADEINA;
-    input REGCEAREGCE;
-    (* invertible_pin = "IS_ENBWREN_INVERTED" *)
-    input ENBWREN;
-    (* clkbuf_sink *)
-    (* invertible_pin = "IS_CLKBWRCLK_INVERTED" *)
-    input CLKBWRCLK;
-    (* invertible_pin = "IS_RSTRAMB_INVERTED" *)
-    input RSTRAMB;
-    (* invertible_pin = "IS_RSTREGB_INVERTED" *)
-    input RSTREGB;
-    input CASCADEINB;
-    input REGCEB;
-    input INJECTDBITERR;
-    input INJECTSBITERR;
-    (* abc9_required=566 *)
-    input [15:0] ADDRARDADDR;
-    (* abc9_required=566 *)
-    input [15:0] ADDRBWRADDR;
-    (* abc9_required=737 *)
-    input [31:0] DIADI;
-    (* abc9_required=737 *)
-    input [31:0] DIBDI;
-    (* abc9_required=737 *)
-    input [3:0] DIPADIP;
-    (* abc9_required=737 *)
-    input [3:0] DIPBDIP;
-    (* abc9_required=532 *)
-    input [3:0] WEA;
-    (* abc9_required=532 *)
-    input [7:0] WEBWE;
-endmodule
-
 module FIFO18E2 (...);
     parameter CASCADE_ORDER = "NONE";
     parameter CLOCK_DOMAINS = "INDEPENDENT";